Home / 191,769.90-288,000.45-185,549.10

Finding the Fourth Proportional to 191,769.90, 288,000.45 and 185,549.10

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Solution

The fourth proportional to 191,769.90, 288,000.45 and 185,549.10 is: 278,658.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,769.90 : 288,000.45 = 185,549.10 : x
  2. Step 2: Convert to fraction form
    191,769.90/288,000.45 = 185,549.10/x
  3. Step 3: Cross multiply
    191,769.90x = 288,000.45 × 185,549.10
  4. Step 4: Simplify right side
    191,769.90x = 53,438,224,297.10
  5. Step 5: Solve for x
    x = 53,438,224,297.10/191,769.90
  6. Step 6: Final answer
    x = 278,658.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.